14953621225 has 27 divisors (see below), whose sum is σ = 19086057711. Its totient is φ = 11621966400.

The previous prime is 14953621217. The next prime is 14953621247. The reversal of 14953621225 is 52212635941.

The square root of 14953621225 is 122285.

It is a perfect power (a square), and thus also a powerful number.

It can be written as a sum of positive squares in 13 ways, for example, as 369677529 + 14583943696 = 19227^2 + 120764^2 .

It is not a de Polignac number, because 14953621225 - 2³ = 14953621217 is a prime.

It is a super-2 number, since 2×14953621225² (a number of 21 digits) contains 22 as substring.

It is a Duffinian number.

It is a zygodrome in base 5.

It is an unprimeable number.

It is a polite number, since it can be written in 26 ways as a sum of consecutive naturals, for example, 22622395 + ... + 22623055.

Almost surely, 2^14953621225 is an apocalyptic number.

14953621225 is the 122285-th square number.

14953621225 is the 61143-rd centered octagonal number.

It is an amenable number.

14953621225 is a deficient number, since it is larger than the sum of its proper divisors (4132436486).

14953621225 is an frugal number, since it uses more digits than its factorization.

14953621225 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1406 (or 703 counting only the distinct ones).

The product of its digits is 129600, while the sum is 40.

The spelling of 14953621225 in words is "fourteen billion, nine hundred fifty-three million, six hundred twenty-one thousand, two hundred twenty-five".